*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;/*固定宽高大小*/
}
@font-face {
    font-family: 'icomoon';
    src:  url('../fonts/icomoon.eot?ps4sal');
    src:  url('../fonts/icomoon.eot?ps4sal#iefix') format('embedded-opentype'),
    url('../fonts/icomoon.ttf?ps4sal') format('truetype'),
    url('../fonts/icomoon.woff?ps4sal') format('woff'),
    url('../fonts/icomoon.svg?ps4sal#icomoon') format('svg');
    font-weight: normal;
    font-style: normal;
    font-display: block;
}

.clearfix:before,
.clearfix:after {
    content: '';
    display: table;
}
.clearfix:after {
    clear: both;
}
.clearfix:after {
    zoom: 1;
}
a {
    color: #333;
    text-decoration: none;
}
em,
i {
    font-style: normal;
}
img {
    border: 0;
    vertical-align: middle;
}

button,
input {
    outline: none;
    border: 0;
}
li {
    list-style: none;
}
textarea {
    resize: none;
}
body {
    -webkit-font-smoothing: antialiased;
    background-color: #fff;
    font-size: 12px;
    font-weight: 400;
}